/**
* Code Syntax Highlighter.
* Version 1.5.2
* Copyright (C) 2004-2008 Alex Gorbatchev
* http://www.dreamprojections.com/syntaxhighlighter/
*
*  This program is free software: you can redistribute it and/or modify
*  it under the terms of the GNU General Public License as published by
*  the Free Software Foundation, version 3 of the License.
*
*  This program is distributed in the hope that it will be useful,
*  but WITHOUT ANY WARRANTY; without even the implied warranty of
*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
*  GNU General Public License for more details.
*
*  You should have received a copy of the GNU General Public License
*  along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

dp.sh.Brushes.Xml = function() {
    this.CssClass = 'dp-xml';
    this.Style = '.dp-xml .cdata { color: #ff1493; }' +
					'.dp-xml .tag, .dp-xml .tag-name { color: #069; font-weight: bold; }' +
					'.dp-xml .attribute { color: red; }' +
					'.dp-xml .attribute-value { color: blue; }';
};

dp.sh.Brushes.Xml.prototype = new dp.sh.Highlighter();
dp.sh.Brushes.Xml.Aliases = ['xml', 'xhtml', 'xslt', 'html', 'xhtml'];

dp.sh.Brushes.Xml.prototype.ProcessRegexList = function() {
    function push(array, value) {
        array[array.length] = value;
    }

    /* If only there was a way to get index of a group within a match, the whole XML
    could be matched with the expression looking something like that:
	
	   (<!\[CDATA\[\s*.*\s*\]\]>)
    | (<!--\s*.*\s*?-->)
    | (<)*(\w+)*\s*(\w+)\s*=\s*(".*?"|'.*?'|\w+)(/*>)*
    | (</?)(.*?)(/?>)
    */
    var index = 0;
    var match = null;
    var regex = null;

    // Match CDATA in the following format <![ ... [ ... ]]>
    // (\&lt;|<)\!\[[\w\s]*?\[(.|\s)*?\]\](\&gt;|>)
    this.GetMatches(new RegExp('(\&lt;|<)\\!\\[[\\w\\s]*?\\[(.|\\s)*?\\]\\](\&gt;|>)', 'gm'), 'cdata');

    // Match comments
    // (\&lt;|<)!--\s*.*?\s*--(\&gt;|>)
    this.GetMatches(new RegExp('(\&lt;|<)!--\\s*.*?\\s*--(\&gt;|>)', 'gm'), 'comments');

    // Match attributes and their values
    // (:|\w+)\s*=\s*(".*?"|\'.*?\'|\w+)*
    regex = new RegExp('([:\\w-\.]+)\\s*=\\s*(".*?"|\'.*?\'|\\w+)*|(\\w+)', 'gm'); // Thanks to Tomi Blinnikka of Yahoo! for fixing namespaces in attributes
    while ((match = regex.exec(this.code)) != null) {
        if (match[1] == null) {
            continue;
        }

        push(this.matches, new dp.sh.Match(match[1], match.index, 'attribute'));

        // if xml is invalid and attribute has no property value, ignore it	
        if (match[2] != undefined) {
            push(this.matches, new dp.sh.Match(match[2], match.index + match[0].indexOf(match[2]), 'attribute-value'));
        }
    }

    // Match opening and closing tag brackets
    // (\&lt;|<)/*\?*(?!\!)|/*\?*(\&gt;|>)
    this.GetMatches(new RegExp('(\&lt;|<)/*\\?*(?!\\!)|/*\\?*(\&gt;|>)', 'gm'), 'tag');

    // Match tag names
    // (\&lt;|<)/*\?*\s*(\w+)
    regex = new RegExp('(?:\&lt;|<)/*\\?*\\s*([:\\w-\.]+)', 'gm');
    while ((match = regex.exec(this.code)) != null) {
        push(this.matches, new dp.sh.Match(match[1], match.index + match[0].indexOf(match[1]), 'tag-name'));
    }
}
